53 lines
1.5 KiB
C++
53 lines
1.5 KiB
C++
// SPDX-FileCopyrightText: 2025 Filip Leonarski, Paul Scherrer Institute <filip.leonarski@psi.ch>
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// SPDX-License-Identifier: GPL-3.0-only
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#ifndef JFJOCH_FFTINDEXERGPU_H
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#define JFJOCH_FFTINDEXERGPU_H
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// This include should be only included in sections of the code, where it is certain that CUDA is present
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// so with JFJOCH_USE_CUDA preprocessor definition, given this file is included in the source only in this case
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#include <vector>
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#include <mutex>
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#include <optional>
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#include "CUDAMemHelpers.h"
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#include "../../common/Coord.h"
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#include "../../common/CrystalLattice.h"
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#include "FFTIndexer.h"
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#include "../common/IndexingSettings.h"
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#include "FFTResult.h"
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class FFTIndexerGPU : public FFTIndexer {
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CudaDevicePtr<float> d_dir_x;
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CudaDevicePtr<float> d_dir_y;
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CudaDevicePtr<float> d_dir_z;
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CudaDevicePtr<float> d_spot_x;
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CudaDevicePtr<float> d_spot_y;
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CudaDevicePtr<float> d_spot_z;
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CudaHostPtr<float> spot_x;
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CudaHostPtr<float> spot_y;
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CudaHostPtr<float> spot_z;
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CudaDevicePtr<float> d_input_fft;
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CudaDevicePtr<cufftComplex> d_output_fft;
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CudaDevicePtr<FFTResult> d_result_fft;
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CudaRegisteredVector<FFTResult> result_fft_reg;
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CudaFFTPlan plan;
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CudaStream stream;
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void ExecuteFFT(const std::vector<Coord> &coord, size_t nspots) override;
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public:
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explicit FFTIndexerGPU(const IndexingSettings& settings);
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FFTIndexerGPU(const FFTIndexerGPU &i) = delete;
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const FFTIndexerGPU &operator=(const FFTIndexerGPU &i) = delete;
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~FFTIndexerGPU() override = default;
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};
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#endif //JFJOCH_FFTINDEXERGPU_H
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